The phrase stems from an episode of the anime Mobile Suit Gundam when Ryu Jose drove his rover off a cliff onto a space ship called "White Base." It became popular when a person who goes by Kajetokun made mixed clips of Ryu speaking and screaming into a song, similarly to a YTPMV.

Aizen Sosuke says:
-tell him to go die in a fire
-YOU CAN DO IT
-I BELIEVE IN YOU
-AAAAAAAAAAAAAAAAAAAAAA